Similar to problem 22437, but the responses are different.
(
;
AB [ih][jh][kh][li][lj][lk][il][jl][kl][hi][hj][hk]
AW [gi][gj][gk][hl][im][jm][km][ll][mk][mj][mi][lg][mh][kg][jg][ig][hh]
C [White to play and get the best life and death result. Tenuki if black is unconditionally alive with points.]
LB [mg:T]
(; W [jj]; B [ik] LB [kk:A] C [In this symmetrical position, please play on or below the diagonal line of symmetry.][FORCE] (; W [kj]; B [ji] (; W [kk]; B [ij]; W [lh] C [RIGHT][Correct!])(; W [lh]; B [kk] LB [ki:1][ii:2] C [Seki.])(; W [ii]; B [ij] C [Black lives.])(; W [ki]; B [kk] C [Seki.])(; W [ij]; B [jk] C [Seki.])(; W [jk]; B [ij] C [Black lives.]))(; W [lh]; B [ki] C [Seki.])(; W [ki]; B [kj] LB [ji:1][ii:2][lh:3][kk:4] C [Seki.])(; W [jk]; B [ji] C [Black lives.])(; W [kk]; B [kj] C [Black lives.]))
(; W [lh]; B [jj])
(; W [ii]; B [jj])
(; W [ji]; B [jj])
(; W [ki]; B [jj])
(; W [ij]; B [jj])
(; W [kj]; B [jj])
(; W [ik]; B [jj])
(; W [jk]; B [jj])
(; W [kk]; B [jj])
(; W [mg]; B [jj] C [You missed your chance!])
)